9mjs

Crystal structure of WRN helicase with bound AMPPNP

Method: X-RAY DIFFRACTION Dmax: 71.9 Å Quality: EXCELLENT

1. Protein Identity and Related Structures Protein Identity & Related Structures

;Bifunctional 3'-5' exonuclease/ATP-dependent helicase WRN ;

Homo sapiens

UniProt Q14191

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 500–942 Fragment:UNP residues 500-942 ZN ZINC ION × 1 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6;277 K;30% Jeffamine ED 2003, 0.2 M NaCl, 0.2 M NDSB-201, 0.1 M MES Resolution 1.84 Å R-free 0.225
2 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 500–942 Fragment:UNP residues 500-942 ZN ZINC ION × 1 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 X-RAY DIFFRACTION X-ray crystallization conditions:VAPOR DIFFUSION, SITTING DROP;pH 6;277 K;30% Jeffamine ED 2003, 0.2 M NaCl, 0.2 M NDSB-201, 0.1 M MES Resolution 1.84 Å R-free 0.225

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

49 other PDB entries and 60 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name WRN_HUMAN
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–443; UniProt 500–942

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 9mjs

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 9mjs
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2. Structure Basics 2. Structure Basics

Entry ID entry_id9mjs
Deposition date deposition_date2024-12-16
Structure title titleCrystal structure of WRN helicase with bound AMPPNP
Keywords keywordsWRN, Werner, helicase, HYDROLASE; HYDROLASE
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier23.00
Radius of gyration Rg (electron density) rg_electron21.99
Forward intensity I(0) i038163800.00
Molecular weight molecular_weight46857.0 kDa
Excluded volume excluded_volume58412 ų
Envelope volume envelope_volume70247 ų
Hydration-shell volume shell_volume26242 ų
Envelope diameter envelope_diameter73.3
Shell Rg shell_rg29.22
Envelope Rg envelope_rg22.09
Shape Rg shape_rg22.00
Total Rg total_rg22.85
Total atoms total_atoms3271
Residues n_residues408
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax71.9
Rg (real space) rg_real22.89
Rg uncertainty (real space) rg_real_error0.36
I(0) (real space) i0_real3.8160e+07
I(0) uncertainty (real space) i0_real_error4.6880e+05
Rg (reciprocal space) rg_reciprocal22.91
I(0) (reciprocal space) i0_reciprocal38160000.0000
Solution quality estimate total_estimate0.9033
Solution quality rating solution_quality EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks1
Primary peak position r_peak_primary27.6
Skewness Skewness skewness0.205
Kurtosis Kurtosis kurtosis-0.440
Angular range angular_range— – 0.3450 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha7898000.0000
Real-space data points n_real_points66
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.918; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.994; Smooth: 0.991

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (4)

8. Citations (1)

9. Files and Curves (10)